Palindromo C+ 1

 #include <iostream>
#include <string>
#include <algorithm>
#include <regex>

int main(){

std::string frase;

std::cout << "Inserisci una frase";

std::cin >>frase;

//frase.erase(std::remove(frase.begin(),frase.end(),' '), frase.end());

std:: string stringa2 = frase;

std::reverse(frase.begin(),frase.end());

std::cout <<frase;

std::cout <<stringa2;

if (stringa2 == frase){

std::cout << "la frase è palindroma";

}

else{

std::cout << "la frase non è palindroma";

}

return EXIT_SUCCESS;

}